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United flights from Seattle to Saint Louis starting at

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Low fare calendar for flights from Seattle (SEA) to Saint Louis (STL)

Sunday
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Saturday
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$361 Price subject to changes
Viewed:5 hours ago
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$293 Price subject to changes
Viewed:14 hours ago
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$293 Price subject to changes
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$315 Price subject to changes
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$303 Price subject to changes
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$293 Price subject to changes
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$303 Price subject to changes
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$293 Price subject to changes
Viewed:5 hours ago
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$217 Price subject to changes
Viewed:14 hours ago
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$229 Price subject to changes
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8
from
$222 Price subject to changes
Viewed:14 hours ago
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9
from
$239 Price subject to changes
Viewed:14 hours ago
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10
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$217 Price subject to changes
Viewed:14 hours ago
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11
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$239 Price subject to changes
Viewed:5 hours ago
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$229 Price subject to changes
Viewed:5 hours ago
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$192 Price subject to changes
Viewed:14 hours ago
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from
$192 Price subject to changes
Viewed:14 hours ago
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from
$192 Price subject to changes
Viewed:14 hours ago
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16
from
$212 Price subject to changes
Viewed:14 hours ago
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17
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$192 Price subject to changes
Viewed:14 hours ago
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$212 Price subject to changes
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$192 Price subject to changes
Viewed:14 hours ago
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from
$192 Price subject to changes
Viewed:14 hours ago
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21
from
$192 Price subject to changes
Viewed:14 hours ago
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22
from
$192 Price subject to changes
Viewed:14 hours ago
Economy
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23
from
$212 Price subject to changes
Viewed:14 hours ago
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24
from
$192 Price subject to changes
Viewed:14 hours ago
Economy
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25
from
$212 Price subject to changes
Viewed:14 hours ago
Economy
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from
$192 Price subject to changes
Viewed:14 hours ago
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from
$192 Price subject to changes
Viewed:14 hours ago
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28
from
$192 Price subject to changes
Viewed:14 hours ago
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29
from
$192 Price subject to changes
Viewed:14 hours ago
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30
from
$212 Price subject to changes
Viewed:14 hours ago
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31
from
$192 Price subject to changes
Viewed:14 hours ago
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Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

More United deals on Seattle (SEA) to Saint Louis (STL) flights

FromToDatesFare TypePrice

Seattle (SEA)

Saint Louis (STL)

Depart: 10/24/20

Return: 11/07/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 10/26/20

Return: 11/09/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 10/27/20

Return: 11/10/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 10/29/20

Return: 11/12/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 11/04/20

Return: 11/18/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 11/05/20

Return: 11/19/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 11/07/20

Return: 11/21/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 11/09/20

Return: 11/23/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 10/29/20

Return: 11/05/20

Roundtrip
from
$192*
Viewed:14hoursago

Seattle (SEA)

Saint Louis (STL)

Depart: 11/03/20

Return: 11/10/20

Roundtrip
from
$192*
Viewed:14hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Saint Louis

Tuesday sky is clear
74°F 09/22/20
Wednesday overcast clouds
74°F 09/23/20
Thursday sky is clear
72°F 09/24/20
Friday sky is clear
79°F 09/25/20
Saturday sky is clear
84°F 09/26/20
Sunday sky is clear
79°F 09/27/20
Monday scattered clouds
86°F 09/28/20
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